S/390: Fix 16 bit pc relative relocs.

[deliverable/binutils-gdb.git] / gas / config / tc-arc.h

diff --git a/gas/config/tc-arc.h b/gas/config/tc-arc.h
index fa0bbd9929f763ed14146faecda5a67185e87221..b61342bc110bd3dfee282aac43dce4d9c4f3f16a 100644 (file)
--- a/gas/config/tc-arc.h
+++ b/gas/config/tc-arc.h
@@ -1,5 +1,5 @@
 /* tc-arc.h - Macros and type defines for the ARC.
-   Copyright 2014 Free Software Foundation, Inc.
+   Copyright (C) 2014-2016 Free Software Foundation, Inc.
 
    Contributed by Claudiu Zissulescu (claziss@synopsys.com)
 
@@ -20,6 +20,7 @@
    Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA
    02110-1301, USA.  */
 
+#include "opcode/arc.h"
 
 /* By convention, you should define this macro in the `.h' file.  For
    example, `tc-m68k.h' defines `TC_M68K'.  You might have to use this
@@ -162,6 +163,8 @@ extern long md_pcrel_from_section (struct fix *, segT);
 
 /* The symbol is a ZOL's end loop label.  */
 #define ARC_FLAG_ZOL      (1 << 0)
+/* The symbol is an AUX register.  */
+#define ARC_FLAG_AUX      (1 << 1)
 
 /* We use this hook to check the validity of the last to instructions
    of a ZOL.  */
@@ -177,19 +180,80 @@ extern long md_pcrel_from_section (struct fix *, segT);
 /* This hook is required to parse register names as operands.  */
 #define md_parse_name(name, exp, m, c) arc_parse_name (name, exp)
 
+/* Used within frags to pass some information to some relaxation
+   machine dependent values.  */
+#define TC_FRAG_TYPE struct arc_relax_type
+
+/* Adjust non PC-rel values at relaxation time.  */
+#define TC_PCREL_ADJUST(F) arc_pcrel_adjust (F)
+
+/* Adjust symbol table.  */
+#define obj_adjust_symtab() arc_adjust_symtab ()
+
+extern void arc_adjust_symtab (void);
+extern int arc_pcrel_adjust (fragS *);
 extern bfd_boolean arc_parse_name (const char *, struct expressionS *);
 extern int tc_arc_fix_adjustable (struct fix *);
 extern void arc_handle_align (fragS *);
 extern void arc_cons_fix_new (fragS *, int, int, expressionS *,
                              bfd_reloc_code_real_type);
 extern void arc_frob_label (symbolS *);
+extern void tc_arc_frame_initial_instructions (void);
+extern int tc_arc_regname_to_dw2regnum (char *regname);
 
 /* The blink register is r31.  */
 #define DWARF2_DEFAULT_RETURN_COLUMN   31
 /* Registers are generally saved at negative offsets to the CFA.  */
 #define DWARF2_CIE_DATA_ALIGNMENT      (-4)
 
+/* We want .cfi_* pseudo-ops for generating unwind info.  */
+#define TARGET_USE_CFIPOP 1
+
+/* CFI hooks.  */
+#define tc_cfi_frame_initial_instructions  tc_arc_frame_initial_instructions
+#define tc_regname_to_dw2regnum tc_arc_regname_to_dw2regnum
+
 /* Define the NOPs.  */
 #define NOP_OPCODE_S   0x000078E0
 #define NOP_OPCODE_L   0x264A7000 /* mov 0,0.  */
 
+#define MAX_FLAG_NAME_LENGTH 7
+
+struct arc_flags
+{
+  /* Name of the parsed flag.  */
+  char name[MAX_FLAG_NAME_LENGTH + 1];
+
+  /* Pointer to arc flags.  */
+  const struct arc_flag_operand *flgp;
+};
+
+extern const relax_typeS md_relax_table[];
+#define TC_GENERIC_RELAX_TABLE md_relax_table
+
+/* Used to construct instructions at md_convert_frag stage of
+   relaxation.  */
+struct arc_relax_type
+{
+  /* Dictates whether the pc-relativity should be kept in mind when
+     relax_frag is called or whether the pc-relativity should be
+     solved outside of relaxation.  For clarification: BL(_S) and
+     B(_S) use pcrel == 1 and ADD with a solvable expression as 3rd
+     operand use pcrel == 0.  */
+  unsigned char pcrel;
+
+  /* Expressions that dictate the operands.  Used for re-assembling in
+     md_convert_frag.  */
+  expressionS tok[MAX_INSN_ARGS];
+
+  /* Number of tok (i.e. number of operands).  Used for re-assembling
+     in md_convert_frag.  */
+  int ntok;
+
+  /* Flags of instruction.  Used for re-assembling in
+     md_convert_frag.  */
+  struct arc_flags pflags[MAX_INSN_FLGS];
+
+  /* Number of flags.  Used for re-assembling in md_convert_frag.  */
+  int nflg;
+};